PHASE-EQUILIBRIUM CALCULATIONS IN THE SYSTEMS (NA, LI)-BETA''-AL2O3-O2 AND (NA, LI)-BETA''-AL2O3-O2-H2O IN RELATION TO NA-BETA''-AL2O3 SINGLE-CRYSTAL-FILM GROWTH

被引:0
|
作者
YAN, YM
KUO, CK
NICHOLSON, PS
机构
[1] McMaster Univ, Hamilton, Canada
关键词
Alumina - Calculations - Film growth - Lithium - Oxygen - Phase diagrams - Reaction kinetics - Sodium - Solid solutions - Thermodynamics - Vaporization - Water;
D O I
暂无
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Equilibrium and metastable-equilibrium phase relationships and gas-species distributions in the systems: (Na1-xLix)-beta''-Al2O3-O2 (x = 0.05, 0.1, 0.2, 0.3 and 0.5) and (Na1-xLix)-beta''-Al2O3-O2-H2O (x = 0.05) at 1400-1800 K have been calculated. The partial pressure, composition of solids and distribution in the gas phase are given, and the effects of oxygen and minor water discussed. The consequence of these results on the formation of large-area, single-crystal Na-beta''-Al2O3 films by solid-vapour reaction is identified.
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页码:85 / 92
页数:8
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